How to Check Your LPG Cylinder Due Date?
- jialiangtrading
- Dec 18, 2025
- 3 min read
Using LPG safely starts with knowing the condition and validity of your cylinder. Many users overlook the LPG cylinder due date, but this small detail plays a big role in safety, efficiency, and compliance. Whether you’re a homeowner or managing a commercial kitchen in Singapore, understanding how to check your LPG cylinder’s due date helps prevent leaks, accidents, and service disruptions.
In this guide, we’ll explain where to find the due date, how to read it correctly, and what to do if your cylinder is overdue.
Importance of Checking the Due Date
The due date indicates when an LPG cylinder must be inspected, tested, or replaced. Cylinders undergo periodic safety checks to ensure they remain leak-proof and structurally sound. Using a cylinder beyond its due date increases safety risks and may violate local safety guidelines.
Ensures safe LPG usage
Prevents leaks caused by aging cylinders
Helps maintain a reliable LP Gas supply
Avoids last-minute issues
A valid cylinder also ensures your LPG supplier can legally refill and deliver gas without delays.
How to Check Your LPG Cylinder Due Date
1. Look at the Cylinder Neck Ring
The easiest way to find the due date is on the metal ring around the cylinder’s valve, known as the neck ring. This area usually contains stamped markings.
2. Understand the Date Format
This process helps users easily identify the cylinder’s validity period, ensuring safe usage, timely replacement, and uninterrupted LPG supply without the risk of using an expired cylinder.
Most LPG cylinders display:
A month (A–L or 01–12)
A year (two digits)
For example:
B 27 = February 2027
10 26 = October 2026

This means the cylinder is valid until the end of that month and year.
Common Markings You May See
Test Date
The original inspection or retest date of the cylinder.
Next Due Date
Indicates when the next safety test is required.
Manufacturer Code
Identifies the company that produced the cylinder.
If you’re unsure how to interpret these markings, your LPG supplier can assist during delivery.
What to Do If Your Cylinder Is Near or Past Due Date
1. Do Not Attempt to Refill It Yourself
Expired cylinders should never be refilled manually or used beyond their approved period.
2. Contact Your LPG Supplier
Reputable LPG suppliers in Singapore automatically replace outdated cylinders during LPG delivery.
3. Schedule a Replacement Early
Planning ahead ensures uninterrupted cooking or operations, especially for businesses dependent on continuous LP Gas supply.
How Often Are LPG Cylinders Tested?
Testing Cycle
Generally every 5 years
May vary based on cylinder type and usage
Regular testing includes pressure checks, valve inspection, and leak detection to ensure safety.
Tips to Ensure Safe LPG Cylinder Usage
Check the Due Date During Delivery
Always glance at the neck ring when receiving a new cylinder.
Store Cylinders Properly
Keep cylinders upright in a ventilated area, away from heat sources.
Order from Trusted Suppliers
When you order LPG gas in Singapore, choose a licensed LPG supplier that follows safety standards and provides certified cylinders.
Commercial vs Residential Cylinder Checks
For Businesses
Restaurants and commercial kitchens should maintain a log of cylinder due dates to avoid operational disruptions.
For Homes
Even household users should occasionally check due dates, especially if the cylinder has been in use for a long time.
Final Thoughts
Checking your LPG cylinder due date is a simple yet crucial step toward safe and uninterrupted gas usage. Whether you’re placing a fresh order or managing ongoing fuel needs, staying informed helps you avoid risks and maintain a steady LP Gas supply.
For hassle-free replacements, timely LPG delivery, and expert guidance, always rely on a trusted LPG supplier.
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